Mine detail: Morefield Mine

Previously called ''

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Location

Lat / long:

37.36062, -77.91388

Resource(B)

Primary:	Feldspar, Mica
Secondary:	Beryllium, Tantalum, Niobium (Columbium), Lithium, Copper, Manganese, Sulfur-Pyrite
Ore:	Albite, Beryl, Cassiterite, Chalcopyrite, Galena, Ilmenite, Manganotantalite, Microlite, Muscovite, Pyrite, Pyrolusite, Rutile, Topaz
Gangue:	Apatite, Biotite, Fluorite, Garnet, Labradorite, Monazite, Oligoclase, Quartz, Tourmaline, Zircon
Orebody form:	LINEAR TO IRREGULAR
Discovery year:	1929

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1929

Geology

Host rock:	Gneiss, Schist Chopawamsic Formation
Host type:	Schist,Gneiss
Associated rock:	Diabase Dikes
Associated type:	Diabase
Structure:	Ne-Sw Trend, Faults
Tectonic:	Piedmont

References

MRDS	W101536
DEP	10084287
Reference	{Deposit:: SWEET, P. C, AND PENICK, D. A., JR., 1986, MOREFIELD PEGMATITE MINE REOPENS-VIRGINI * ONLY ACTIVE UNDERGROUND GEM MINE; VIRGINIA MINERALS, VOL. 32, NO. 2: VIRGINIA DIVISION OF MINERAL RESOURCES, CHARLOTTESVILLE, VA.}{Deposit:: LEMME, R. W., JAHNS, R.H., AND GRIFFITTS, W. R., 1952, MICA DEPOSITS OF THE SOUTHEASTERN PIEDMONT, PART 2. AMELIA DISTRICT, VIRGINIA, U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 248-B, PP 103-139.}{Deposit:: PEGAU, A. A., 1932, PEGMATITE DEPOSITS OF VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 33, 123 P.}{Deposit:: GLASS, J. J., 1935, THE PEGMATITE MINERALS FROM NEAR AMELIA, VIRGINIA; THE AMERICAN MINERALOGIST, VOL. 20, NO. 11, PP. 741-768.}{Deposit:: BROWN, W. R., 1962, MICA AND FELDSPAR DEPOSITS OF VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES, MINERAL RESOURCES REPORT 3, 195 P.}{Deposit:: 1929 DIREXPL S.V. MOREFIELD - DUG OPEN CUTS, MINED}{Deposit:: 1931 DIREXPL SEABOARD FELDSPAR CO. - MINED OPEN CUTS}{Deposit:: 1934 DIREXPL S.V. MOREFIELD - MINED OPEN CUTS}{Production:: LEMKE, ET AL. (1952)}
Reporter	Whitlow, S., Sweet, Palmer C. (Trimble, David C.)